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Finding the Third Proportional to 291,440 and 596,974

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Solution

The third proportional to 291,440 and 596,974 is: 1,222,817.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,440 : 596,974 = 596,974 : x
  2. Step 2: Convert to fraction form
    291,440/596,974 = 596,974/x
  3. Step 3: Cross multiply
    291,440x = 596,974 × 596,974
  4. Step 4: Simplify right side
    291,440x = 356,377,956,676
  5. Step 5: Solve for x
    x = 356,377,956,676/291,440
  6. Step 6: Final answer
    x = 1,222,817.58

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.